CONTENTS. 



CHAPTER PAGE 



I. THE GENERAL CHARACTERISTICS OF SHORE ANIMALS 1 



II. THE STUDY OF SHORE ANIMALS . . . 19 



III. SPONGES, ZOOPHYTES, AND SEA-FIRS . ....... 36 



IV. SEA- ANEMONES AND THEIR ALLIES . ... 64 

 V. THE BRISTLE-WORMS . . 82 



VI. THE BRISTLE- WORMS (continued] . ;. . 104 



VII. SEA-URCHINS, STARFISH, AND BHITTLE-STARS . 125 



VIII. THE DECAPOD CRUSTACEA . * . 150 



IX. LOBSTERS, CRAYFISH, AND THEIR ALLIES . .171 



X. THE TRUE CRABS . . . . 194 



XI. SOME OTHER CRUSTACEA . ... 209 



XII. MOLLUSCS, OR SHELL-FISH . ... 225 



XIII. THE SEA-SLUGS . . ... 248 



XIV. BIVALVES AND CUTTLES . ... 266 

 XV. FISHES AND SEA- SQUIRTS . . ..' . 290 



XVI. THE DISTRIBUTION AND RELATIONS OF SHORE 



ANIMALS . . , 317 



SOME BOOKS OF REFERENCE . . . 332 



INDEX 335 



